1 plain /ˈpleɪn/ adjective plainer; plainest
plainer; plainest
Learner's definition of PLAIN
[also more plain; most plain]
1
: having no pattern or decoration朴素的；简朴的；无装饰的 -
Her dress was plain.她衣着朴素。
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a plain fabric素色布料
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It was a plain room with no curtains.这是间不带窗帘的简朴房间。
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She was wearing plain black shoes.她穿了双朴素的黑色鞋子。
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He printed the picture on plain paper.他在白纸上画画。
2
: not having any added or extra things单纯的；不掺杂的 -
a glass of plain [=pure] water一杯清水
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a piece of plain chicken一片鸡肉
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plain yogurt原味酸奶
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You don't have to call me Mr. Johnson—just plain Fred will be fine.你不必叫我约翰逊先生，直接叫我弗雷德就好。
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(Brit) The recipe calls for 250 grams of plain flour. [=(US) all-purpose flour]食谱上说需要250克普通面粉。
3
: easy to see or understand清楚的；明白的；明显的 -
It's plain to see [=it's obvious] that you don't like dogs.你显然不喜欢狗。
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You should have made it plain [=clear] to us what you were planning to do.你早该跟我们说清楚你打算做什么。
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What he said is a lie, plain and simple.他所说的是谎话，一清二楚。
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The evidence makes it plain [=clearly shows] that he is guilty.证据清楚地表明他是有罪的。
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The answer is (as) plain as day. = The answer is as plain as the nose on your face. [=the answer is very obvious]答案是显而易见的。
5
always used before a noun : complete and total完全的；全部的 -
His motive was plain [=pure, sheer] greed.他纯粹是出于贪婪。
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The lawyer stated the plain facts of the case.律师陈述了案件的全部事实。
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Her story is the plain truth.她的故事千真万确。
6
: not unusual or special in any way : ordinary普通的 -
We're just plain, hardworking people.我们只是普通的辛勤劳动者。
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plain common sense普通常识
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(US) I'm just a plain old country boy.我只是个普通的乡村男孩。
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(US) All kinds of people attended the event, including politicians, celebrities, and just plain folks. [=ordinary people]各类人士都参加了这次活动，包括政治家、名人和普通老百姓。
7
: not handsome or beautiful相貌平平的；不好看的
in plain sight
chiefly US or in plain view
: in a place that is easily seen显眼之处
plain clothes
: the ordinary clothes of a police officer who is not wearing a uniform便衣 — see also plainclothes
— plainly
adverb -
The camp is for kids who like sports, which he plainly [=obviously, definitely] does.这营地是供喜欢运动的孩子们用的，他显然就是这样的孩子。
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The star was plainly [=clearly] visible in the sky toward the north.天空中北边的那颗星星清晰可见。
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The book states quite plainly [=openly, simply] that he was part of the plot.这本书清晰地陈述了他参与了这个阴谋。
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She always dresses plainly.她总是穿着朴素。
— plainness
noun [noncount] 2 plain /ˈpleɪn/ noun
plural plains
plural plains
Learner's definition of PLAIN
[count]
: a large area of flat land without trees平原 3 plain /ˈpleɪn/ adverb
Learner's definition of PLAIN
informal
: truly or completely真正地；完全地 —
used to make a statement or description more forceful用于加强语气